JMA is one of China¡¯s leaders in the aluminum profile industry. We have been manufacturing aluminum profiles for a variety of applications since 1993. Our main product lines include aluminum doors and windows for residential use, curtain walls for commercial use, as well as industrial aluminum profiles. Our facilities are fully equipped with some of the most advanced technology and system controlled aluminum alloy manufacturing equipment on the market, including 22 advanced hot top billet casting production lines, and 51 extrusion machines, including 4 sets of 3000-9000 ton extruders and 47 sets of 600-2350 ton extruders with a maximum square tube cross-section length of 700 mm and round tube cross section length of 500 mm, 5 vertical anodizing and electrophoresis production lines, 2 horizontal anodizing and electrophoreses production lines and 10 power coating production lines from Switzerland and Italy.